.chatbot{position:fixed;right:20px;bottom:20px;z-index:800}
.chatbot-toggle{width:56px;height:56px;border-radius:50%;border:0;background:#111;color:#fff}
.chatbot-panel{display:none;width:340px;height:480px;background:#fff;border:1px solid var(--color-border);box-shadow:0 10px 40px #0002}
.chatbot-panel.is-open{display:flex;flex-direction:column}
.chatbot-head{padding:14px;border-bottom:1px solid var(--color-border);font-weight:700}
.chatbot-body{flex:1;padding:14px;overflow:auto}
.chatbot-form{display:flex;border-top:1px solid var(--color-border)}
.chatbot-form input{flex:1;border:0;padding:12px}
.chatbot-form button{border:0;background:#111;color:#fff;padding:0 16px}
@media(max-width:480px){.chatbot-panel{width:calc(100vw - 24px);height:60vh}}